Central Boiler Inc.- WoodMaster Classic Edge 865
Central Boiler Inc.- WoodMaster Classic Edge 865 is a non-catalytic hydronic heater from Central Boiler Inc.- WoodMaster with 83% HHV efficiency and a 33,629–237,755 BTU/h output range.
| Appliance type | hydronic-heater |
|---|---|
| Combustion technology | Non-Catalytic Stove |
| Certified fuel | Cord Wood |
| Covered model numbers | Classic Edge 865, CleanFire 1800 |
| Efficiency (HHV) | 83 % |
|---|
| Heat output (low) | 33629 BTU/h |
|---|---|
| Heat output (high) | 237755 BTU/h |
| Firebox volume | 22.68 cu ft |
| Carbon monoxide | 1.54 g/min |
|---|
| 25C tax credit eligible (≥75% HHV) | Yes |
|---|---|
| 2020 NSPS compliant | Yes |
| Currently in production | Yes |
| EPA certification number | 55HH-25 |
What space does the Central Boiler Inc.- WoodMaster Classic Edge 865 suit?
- The 22.68 cu ft firebox puts it in the large-home, overnight-burn class.
- Certified burning Cord Wood — the test fuel closest to real-world firewood.
Similar hydronic heaters
- Central Boiler Inc.- WoodMaster Central Boiler Classic Edge 760 (3 g/hr)
- WoodMaster CleanFire 700 (Central Boiler Classic Edge 760) (3 g/hr)
- Central Boiler Inc.- WoodMaster Classic Edge 750 (4.6 g/hr)
- Hawken Energy GX Series GX30 (4.9 g/hr)
- Steel Tech G Series G200-2/G200s (1.7 g/hr)
- Central Boiler Inc.- WoodMaster E-Classic 3250 IR (3.81 g/hr)
Frequently asked questions
Is the Central Boiler Inc.- WoodMaster Classic Edge 865 EPA certified?
Yes, the Central Boiler Inc.- WoodMaster Classic Edge 865 is on the EPA's current list of certified wood heaters (certification number 55HH-25) and meets the 2020 NSPS Step 2 emission limits.
Does the Central Boiler Inc.- WoodMaster Classic Edge 865 qualify for a federal tax credit?
No — the federal 25C credit for biomass stoves was terminated for property placed in service after December 31, 2025. The Central Boiler Inc.- WoodMaster Classic Edge 865's certified efficiency is 83% HHV, which met the credit's ≥75% HHV threshold while it existed. State and local incentive programs may still apply — check your state energy office and air district.
Sources
- cfpub.epa.gov (retrieved 2026-07-23)